package com.imooc.controller;

import com.imooc.pojo.Items;
import com.imooc.pojo.ItemsImg;
import com.imooc.pojo.ItemsParam;
import com.imooc.pojo.ItemsSpec;
import com.imooc.pojo.vo.CommentLevelCountsVO;
import com.imooc.pojo.vo.ItemInfoVO;
import com.imooc.pojo.vo.ShopCartVO;
import com.imooc.service.ItemService;
import com.imooc.utils.IMOOCJSONResult;
import com.imooc.utils.PagedGridResult;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @program: foodie-dev
 * @description: 商品控制器
 * @author: rZ
 * @create: 2020-02-21 17:06
 **/
@Api(value = "商品接口",tags = {"商品信息展示的相关接口"})
@RestController
@RequestMapping("items")
public class ItemsController extends BaseController{

    @Autowired
    private ItemService itemService;

    /**
     * 查询商品详情
     * @return
     */
    @ApiOperation(value = "查询商品详情",notes = "查询商品详情",httpMethod = "GET")
    @GetMapping("/info/{itemId}")
    public IMOOCJSONResult info(
            @ApiParam(name = "itemId",value = "商品id",required = true)
            @PathVariable String itemId){
        if (StringUtils.isBlank(itemId)) {
            IMOOCJSONResult.errorMsg(null);
        }
        Items item = itemService.queryItemById(itemId);
        List<ItemsImg> itemsImgList = itemService.queryItemImgList(itemId);
        List<ItemsSpec> itemsSpecList = itemService.queryItemSpecList(itemId);
        ItemsParam itemsParam = itemService.queryItemParam(itemId);
        ItemInfoVO itemInfoVO = new ItemInfoVO();
        itemInfoVO.setItem(item);
        itemInfoVO.setItemImgList(itemsImgList);
        itemInfoVO.setItemSpecList(itemsSpecList);
        itemInfoVO.setItemParams(itemsParam);
        return IMOOCJSONResult.ok(itemInfoVO);
    }

    /**
     * 查询商品评价等级数量
     * @param itemId
     * @return
     */
    @ApiOperation(value = "查询商品评价等级",notes = "查询商品评价等级",httpMethod = "GET")
    @GetMapping("/commentLevel")
    public IMOOCJSONResult commentLevel(
            @ApiParam(name = "itemId",value = "商品id",required = true)
            @RequestParam String itemId){
        if (StringUtils.isBlank(itemId)) {
            IMOOCJSONResult.errorMsg(null);
        }
        CommentLevelCountsVO countsVO = itemService.queryCommentCounts(itemId);
        return IMOOCJSONResult.ok(countsVO);
    }

    /**
     * 查询商品评论
     * @param itemId
     * @param level
     * @param page
     * @param pageSize
     * @return
     */
    @ApiOperation(value = "查询商品评论",notes = "查询商品评论",httpMethod = "GET")
    @GetMapping("/comments")
    public IMOOCJSONResult comments(
            @ApiParam(name = "itemId", value = "商品id", required = true)
            @RequestParam String itemId,
            @ApiParam(name = "level", value = "评价等级", required = false)
            @RequestParam Integer level,
            @ApiParam(name = "page", value = "查询下一页的第几页", required = false)
            @RequestParam Integer page,
            @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
            @RequestParam Integer pageSize){
        if (StringUtils.isBlank(itemId)) {
            IMOOCJSONResult.errorMsg(null);
        }
        if (page == null) {
            page = 1;
        }
        if (pageSize == null) {
            pageSize = COMMON_PAGE_SIZE;
        }
        PagedGridResult result = itemService.queryPagedComments(itemId, level, page, pageSize);
        return IMOOCJSONResult.ok(result);
    }

    /**
     * 搜索商品列表
     * @param keywords
     * @param sort
     * @param page
     * @param pageSize
     * @return
     */
    @ApiOperation(value = "搜索商品列表",notes = "搜索商品列表",httpMethod = "GET")
    @GetMapping("/search")
    public IMOOCJSONResult search(
            @ApiParam(name = "keywords", value = "关键字", required = true)
            @RequestParam String keywords,
            @ApiParam(name = "sort", value = "排序", required = false)
            @RequestParam String sort,
            @ApiParam(name = "page", value = "查询下一页的第几页", required = false)
            @RequestParam Integer page,
            @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
            @RequestParam Integer pageSize){
        if (StringUtils.isBlank(keywords)) {
            IMOOCJSONResult.errorMsg(null);
        }
        if (page == null) {
            page = 1;
        }
        if (pageSize == null) {
            pageSize = PAGE_SIZE;
        }
        PagedGridResult result = itemService.searchItems(keywords,sort,page,pageSize);
        return IMOOCJSONResult.ok(result);
    }

    /**
     * 通过分类id搜索商品列表
     * @param catId
     * @param sort
     * @param page
     * @param pageSize
     * @return
     */
    @ApiOperation(value = "通过分类id搜索商品列表",notes = "通过分类id搜索商品列表",httpMethod = "GET")
    @GetMapping("/catItems")
    public IMOOCJSONResult catItems(
            @ApiParam(name = "catId", value = "三级分类id", required = true)
            @RequestParam Integer catId,
            @ApiParam(name = "sort", value = "排序", required = false)
            @RequestParam String sort,
            @ApiParam(name = "page", value = "查询下一页的第几页", required = false)
            @RequestParam Integer page,
            @ApiParam(name = "pageSize", value = "分页的每一页显示的条数", required = false)
            @RequestParam Integer pageSize){
        if (catId == null) {
            IMOOCJSONResult.errorMsg(null);
        }
        if (page == null) {
            page = 1;
        }
        if (pageSize == null) {
            pageSize = PAGE_SIZE;
        }
        PagedGridResult result = itemService.searchItems(catId,sort,page,pageSize);
        return IMOOCJSONResult.ok(result);
    }

    @ApiOperation(value = "根据商品规格ids查找最新的商品数据",notes = "根据商品规格ids查找最新的商品数据",httpMethod = "GET")
    @GetMapping("/refresh")
    public IMOOCJSONResult catItems(
            @ApiParam(name = "itemSpecIds", value = "拼接的商品规格ids", required = true,example = "1001,1005,1007")
            @RequestParam String itemSpecIds){
        if (StringUtils.isBlank(itemSpecIds)){
            return IMOOCJSONResult.ok();
        }
        List<ShopCartVO> shopCartVOList = itemService.queryItemBySpecIds(itemSpecIds);
        return IMOOCJSONResult.ok(shopCartVOList);
    }
}
